Home / 6,120.46-8,450.30-4,701.60

Finding the Fourth Proportional to 6,120.46, 8,450.30 and 4,701.60

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Solution

The fourth proportional to 6,120.46, 8,450.30 and 4,701.60 is: 6,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.46 : 8,450.30 = 4,701.60 : x
  2. Step 2: Convert to fraction form
    6,120.46/8,450.30 = 4,701.60/x
  3. Step 3: Cross multiply
    6,120.46x = 8,450.30 × 4,701.60
  4. Step 4: Simplify right side
    6,120.46x = 39,729,930.48
  5. Step 5: Solve for x
    x = 39,729,930.48/6,120.46
  6. Step 6: Final answer
    x = 6,491.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.